22996564 has 6 divisors (see below), whose sum is σ = 40243994. Its totient is φ = 11498280.

The previous prime is 22996559. The next prime is 22996579. The reversal of 22996564 is 46569922.

It can be written as a sum of positive squares in only one way, i.e., 21696964 + 1299600 = 4658^2 + 1140^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22996564.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2874567 + ... + 2874574.

Almost surely, 2^22996564 is an apocalyptic number.

It is an amenable number.

22996564 is a deficient number, since it is larger than the sum of its proper divisors (17247430).

22996564 is a wasteful number, since it uses less digits than its factorization.

22996564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5749145 (or 5749143 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 22996564 is about 4795.4732821693. The cubic root of 22996564 is about 284.3725356466.

The spelling of 22996564 in words is "twenty-two million, nine hundred ninety-six thousand, five hundred sixty-four".